Biuret test

Rarity: Uncommon

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Notion

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Science and technology

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What Wikipedia says

In chemistry, the biuret test (IPA: , ), also known as Piotrowski's test, is a chemical test used for detecting the presence of at least two peptide bonds in a molecule. In the presence of peptides, a copper(II) ion forms mauve-colored coordination complexes in an alkaline solution.

Excerpt from the Wikipedia article “Biuret test”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

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